Chenxiao Guan
Bib: 17820•M•Age: 35
Los Altos, CA
⏱️ Race Timeline
The Course
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Half Splits
Checkpoint Splits
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment Time | Segment Pace | Diff |
|---|---|---|---|---|---|---|---|
2M | 2.00 mi | 07:00:29 | 19:14 | 9:37 | 19:14 | 9:37 | - |
4M | 4.00 mi | 07:19:52 | 38:37 | 9:39 | 19:23 | 9:42 | +0:05 |
6M | 6.00 mi | 07:39:34 | 58:19 | 9:43 | 19:42 | 9:51 | +0:09 |
8M | 8.00 mi | 08:00:14 | 1:18:59 | 9:52 | 20:40 | 10:20 | +0:29 |
9.6M | 9.60 mi | 08:12:36 | 1:31:21 | 9:31 | 12:22 | 7:44 | -2:36 |
10M | 10.00 mi | 08:19:31 | 1:38:16 | 9:50 | 6:55 | 17:19 | +9:35 |
10.5M | 10.50 mi | 08:21:38 | 1:40:23 | 9:34 | 2:07 | 4:14 | -13:05 |
12M | 12.00 mi | 08:41:56 | 2:00:41 | 10:03 | 20:18 | 13:32 | +9:18 |
Finish | 13.11 mi | 08:52:07 | 2:10:52 | 9:59 | 10:11 | 9:11 | -4:21 |
Checkpoints & Pacing
📈Pace Line
Pace Progression
Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.
Fastest Pace
4:14 /mi
Average Pace
9:59 /mi
Slowest Pace
17:19 /mi
📊Segments
Segment Time Comparison
Time at Faster Pace
14:29
11% of race
Time at Steady Pace
1:29:10
68% of race
Time at Slower Pace
27:13
21% of race
Average Pace: 9:59 /mi
🎨Heatmap
Pace Heatmap
Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.
Click or hover over segments to see details
✨Sparklines
Checkpoint Splits with Pace Trends
Overall Pace Trend
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment | Pace | Trend | Rank |
|---|---|---|---|---|---|---|---|---|
2M | 2.00 mi | 07:00:29 | 19:14 | 9:37 | 19:14 | 9:37 | #2443 | |
4M | 4.00 mi | 07:19:52 | 38:37 | 9:39 | 19:23 | 9:42 | #2379 | |
6M | 6.00 mi | 07:39:34 | 58:19 | 9:43 | 19:42 | 9:51 | #2369 | |
8M | 8.00 mi | 08:00:14 | 1:18:59 | 9:52 | 20:40 | 10:20 | #2467 | |
9.6M | 9.60 mi | 08:12:36 | 1:31:21 | 9:31 | 12:22 | 7:44 | #2193 | |
10M | 10.00 mi | 08:19:31 | 1:38:16 | 9:50 | 6:55 | 17:19 | #2158 | |
10.5M | 10.50 mi | 08:21:38 | 1:40:23 | 9:34 | 2:07 | 4:14 | #2121 | |
12M | 12.00 mi | 08:41:56 | 2:00:41 | 10:03 | 20:18 | 13:32 | #2152 | |
Finish | 13.11 mi | 08:52:07 | 2:10:52 | 9:59 | 10:11 | 9:11 | #2102 |
Garmin Challenge
9:02
Segment Time
10:02/mi
Pace
0.90 mi
Distance
Overall
1744
Men
1289
Division
217
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Males | M35-39 | Seg. Overall | Seg. Males | Seg. M35-39 |
|---|---|---|---|---|---|---|---|---|
| 2M | 2.00 mi | 2.00 mi | 2443 | 1736 | 296 | 2361(Top 36%) | 1632(Top 45%) | 278(Top 48%) |
| 4M | 4.00 mi | 2.00 mi | 2379+64 | 1696+40 | 289+7 | 2386(Top 36%) | 1700(Top 47%) | 288(Top 49%) |
| 6M | 6.00 mi | 2.00 mi | 2369+10 | 1686+10 | 286+3 | 2451(Top 37%) | 1727(Top 48%) | 294(Top 51%) |
| 8M | 8.00 mi | 2.00 mi | 2467-98 | 1767-81 | 302-16 | 2773(Top 42%) | 1955(Top 54%) | 336(Top 58%) |
| 9.6M | 9.60 mi | 1.60 mi | 2193+274 | 1575+192 | 266+36 | 1264(Top 19%) | 846(Top 23%) | 136(Top 23%) |
| 10M | 10.00 mi | 0.40 mi | 2158+35 | 1553+22 | 266 | 1986(Top 30%) | 1421(Top 39%) | 234(Top 40%) |
| 10.5M | 10.50 mi | 0.50 mi | 2121+37 | 1534+19 | 263+3 | 1160(Top 18%) | 915(Top 25%) | 155(Top 27%) |
| 12M | 12.00 mi | 1.50 mi | 2152-31 | 1537-3 | 264-1 | 2361(Top 36%) | 1632(Top 45%) | 278(Top 48%) |
| Finish | 13.11 mi | 1.11 mi | 2102+50 | 1507+30 | 259+5 | 1860(Top 28%) | 1348(Top 37%) | 217(Top 37%) |
Segment Performance Analysis
10.5M→12M
0.0 - 2.0 mi
Overall
2361
Males
1632
M35-39
278
2M→4M
2.0 - 4.0 mi
Overall
2386
Males
1700
M35-39
288
4M→6M
4.0 - 6.0 mi
Overall
2451
Males
1727
M35-39
294
6M→8M
6.0 - 8.0 mi
Overall
2773
Males
1955
M35-39
336
8M→9.6M
8.0 - 9.6 mi
Overall
1264
Males
846
M35-39
136
9.6M→10M
9.6 - 10.0 mi
Overall
1986
Males
1421
M35-39
234
10M→10.5M
10.0 - 10.5 mi
Overall
1160
Males
915
M35-39
155
10.5M→12M
10.5 - 12.0 mi
Overall
2361
Males
1632
M35-39
278
12M→Finish
12.0 - 13.1 mi
Overall
1860
Males
1348
M35-39
217
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 2M | - | - | - | - | #2443 |
| 2M → 4M | 151 | 87 | +64 | #2443 | #2379 |
| 4M → 6M | 92 | 82 | +10 | #2379 | #2369 |
| 6M → 8M | 84* | 182 | -98 | #2369 | #2467 |
| 8M → 9.6M | 294 | 20 | +274 | #2467 | #2193 |
| 9.6M → 10M | 45 | 10 | +35 | #2193 | #2158 |
| 10M → 10.5M | 37 | 0 | +37 | #2158 | #2121 |
| 10.5M → 12M | 56 | 87 | -31 | #2121 | #2152 |
| 12M → Finish | 63* | 13 | +50 | #2152 | #2102 |
| TOTALS | 822* | 481 | +341 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Visuals
🔄Passing Circle
🌊Position Flow
🏃Race Lanes
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Official Timing Data
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Race managed by
The San Francisco Marathon
Race timed by
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